maedance151824 maedance151824

28-09-2020
Mathematics

contestada

If x = -2 and y = 4, find the numerical value of the expression 7y - 3x.

Answer
34

Respuesta :

Hrishii Hrishii

28-09-2020

Answer:

34

Step-by-step explanation:

[tex]7y - 3x \\ plug \: y = 4 \: and \: x = - 2 \\ = 7(4) - 3( - 2) \\ \\ = 28 + 6 \\ \\ = 34[/tex]

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